package io.github.talelin.latticy.common;

import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.IAcsClient;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsRequest;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsResponse;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.profile.DefaultProfile;
import com.aliyuncs.profile.IClientProfile;
import com.github.benmanes.caffeine.cache.Cache;
import io.github.talelin.autoconfigure.exception.ForbiddenException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.util.HashMap;
import java.util.Map;
import java.util.Random;

@Component
public class AliyunUtil {

    private static Cache<String, Object> cache;

    @Autowired
    public AliyunUtil(Cache<String, Object> cache) {
        AliyunUtil.cache = cache;
    }

    //产品名称:云通信短信API产品,开发者无需替换
    static final String product = "Dysmsapi";
    //产品域名,开发者无需替换
    static final String domain = "dysmsapi.aliyuncs.com";

    // TODO 此处需要替换成开发者自己的AK(在阿里云访问控制台寻找)
    static final String accessKeyId = "LTAI4FvWDgwYwkyXF4kzJwtC";
    static final String accessKeySecret = "WvR3KHMuJAxKnv4XeSysJwuKN9I6w0";

    public static Map<String, Object> sendSms(String phoneNumber) throws ClientException {

        //可自助调整超时时间
        System.setProperty("sun.net.client.defaultConnectTimeout", "10000");
        System.setProperty("sun.net.client.defaultReadTimeout", "10000");

        //初始化acsClient,暂不支持region化
        IClientProfile profile = DefaultProfile.getProfile("cn-hangzhou", accessKeyId, accessKeySecret);
        DefaultProfile.addEndpoint("cn-hangzhou", "cn-hangzhou", product, domain);
        IAcsClient acsClient = new DefaultAcsClient(profile);

        //组装请求对象-具体描述见控制台-文档部分内容
        SendSmsRequest request = new SendSmsRequest();
        //必填:待发送手机号
        request.setPhoneNumbers(phoneNumber);
        //必填:短信签名-可在短信控制台中找到
        request.setSignName("厉川");
        //必填:短信模板-可在短信控制台中找到
        request.setTemplateCode("SMS_208555191");
        //可选:模板中的变量替换JSON串,如模板内容为"亲爱的${name},您的验证码为${code}"时,此处的值为
        //您的验证码${code}，该验证码5分钟内有效，请勿泄漏于他人！
        Random rand = new Random();
        int randNumber = rand.nextInt(899999) + 100000;
        request.setTemplateParam("{\"code\": "+randNumber+"}");

        //选填-上行短信扩展码(无特殊需求用户请忽略此字段)
        //request.setSmsUpExtendCode("90997");

        //可选:outId为提供给业务方扩展字段,最终在短信回执消息中将此值带回给调用者
//        request.setOutId("yourOutId");

        //hint 此处可能会抛出异常，注意catch
        SendSmsResponse sendSmsResponse;
        try {
            sendSmsResponse = acsClient.getAcsResponse(request);
        } catch (ClientException e) {
            throw new ForbiddenException(20000);
        }
        //加入缓存
        Map<String, Object> map = new HashMap<>();
        map.put("code", randNumber);
        cache.put(phoneNumber+"_"+randNumber, map);
        return map;
    }


}
